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" 14.) "quad " Prove ":tan^(-1)((1)/(2))...

" 14.) "quad " Prove ":tan^(-1)((1)/(2))+tan^(-1)((1)/(5))+tan^(-1)((1)/(8))=(pi)/(4)

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Prove that tan^(-1)((1)/(2))+tan^(-1)((1)/(5))+tan^(-1)((1)/(8))=(pi)/(4)

Prove that : tan^(-1)((1)/(2))+tan^(-1)((1)/(5))+tan^(-1)((1)/(8))=(pi)/(4)

Prove that tan^(-1)""(1)/(2)+tan^(-1)""(1)/(5)+tan^(-1)""(1)/(8)=(pi)/(4)

Prove that : tan^(-1) ""(1)/(2) + tan^(-1) ""(1)/(5) + tan^(-1) ""(1)/(8) = (pi)/(4)

Prove that tan^(-1)1+tan^(-1)((1)/(2))+tan^(-1)((1)/(3))=(pi)/(2)

Prove that 2tan^(-1)((1)/(5))+sec^(-1)((5sqrt(2))/(7))+2tan^(-1)((1)/(8))=(pi)/(4)

Prove that : tan^(-1)(1/2)+tan^(-1)(1/5)+tan^(-1)(1/8)=pi/4

Prove that : tan^(-1)(1/2)+tan^(-1)(1/5)+tan^(-1)(1/8)=pi/4dot

Prove that : tan^(-1)(1/2)+tan^(-1)(1/5)+tan^(-1)(1/8)=pi/4dot